import type * as OpenFin from '../../OpenFin';
import { Base } from '../base';
import { Transport } from '../../transport/transport';
/**
 * Enables configuring a SnapshotSource with custom getSnapshot and applySnapshot methods.
 * @namespace
 */
export declare class SnapshotSource<T = any> extends Base {
    #private;
    constructor(wire: Transport, id: OpenFin.ApplicationIdentity);
    get identity(): OpenFin.ApplicationIdentity;
    /**
     * Method to determine if the SnapshotSource has been initialized.
     *
     * Use when the parent application is starting up to ensure the SnapshotSource is able to accept and
     * apply a snapshot using the {@link SnapshotSource#applySnapshot applySnapshot} method.
     * @return { Promise<void> }
     * @tutorial SnapshotSource.ready
     */
    ready(): Promise<void>;
    /**
     * Call the SnapshotSource's getSnapshot method defined by {@link SnapshotSource#init init}.
     * @return { Promise<any> }
     */
    getSnapshot(): Promise<T>;
    /**
     * Call the SnapshotSource's applySnapshot method defined by {@link SnapshotSource#init init}.
     * @return { Promise<void> }
     */
    applySnapshot(snapshot: T): Promise<void>;
}